Science & SpaceESCAPADE's Earth Flyby: How Twin NASA Probes Reach Mars
NASA's twin ESCAPADE spacecraft have completed powered Earth flybys and are now heading for Mars. Here is how the unusual route works, what it buys, and what is still unknown.
Science & Space
Crypto & FintechBitcoin ATM Scams: How They Work and What the Data Shows
Crypto kiosks are now a common last step in impersonation scams. Here is how the scheme works, what the FTC and CFTC say the losses look like, and why money sent this way is so hard to get back.
01Gadgets & gear
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THE BIG PICTURE / AI
How AI Chatbots Are Trained: From Pretraining to Human Feedback
A chatbot is not built in one step. Here is how pretraining, instruction tuning and feedback-based training work, what published research says each stage adds, and what remains unclear.
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02Inside technology
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03The digital economy
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